11203232100000 has 288 divisors, whose sum is σ = 37201205845440. Its totient is φ = 2951527680000.

The previous prime is 11203232099987. The next prime is 11203232100017. The reversal of 11203232100000 is 123230211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24675036 + ... + 25124964.

It is an arithmetic number, because the mean of its divisors is an integer number (129170853630).

Almost surely, 2^{11203232100000} is an apocalyptic number.

11203232100000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11203232100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18600602922720).

11203232100000 is an abundant number, since it is smaller than the sum of its proper divisors (25997973745440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11203232100000 is an frugal number, since it uses more digits than its factorization.

11203232100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450050 (or 450022 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 11203232100000 its reverse (123230211), we get a palindrome (11203355330211).

The spelling of 11203232100000 in words is "eleven trillion, two hundred three billion, two hundred thirty-two million, one hundred thousand".